Selenmischung nach Wieninger Catalog number: CHEM-757640034 Other designation: Selenium mixture for the detection of amino acids Qualitative composition: Mixture of glacial acetic acid, trisulphuric acid and selenium Technical specifications Form: liquid Color: brown to reddish-brown Odor: pungent, irritating pH value: no data available Flash...

Sodium percarbonate 1 kg Biolaboratory Technical information on chemical reagents: Chemical formula: Na2CO3 x 1.5H2O2 CAS number: 15630-89-4 EC number: 239-707-6 Genre: Clean Cleanliness: Clean Synonyms: Sodium percarbonate, oxygen bleach, disodium carbonate, compound with hydrogen peroxide (2:3) Net weight: 1000g Examples of professional applications...

Annex M Technical information about chemical reagents: Chemical formula: not applicable CAS number: not applicable EC number: not applicable Synonyms: not applicable Species: laboratory reagent Purity: not applicable Examples of professional applications in various industries: Laboratory diagnostics: Used as an additive in decontamination procedures...

Phenol / Chloroform / Isoamyl Alcohol Mixture pH 8 (50:48:2) Composition: 50% Phenol, 48% Chloroform, 2% Isoamyl Alcohol pH Value: 8.0 (buffered) Use: Special solvent for the isolation of nucleic acids (DNA, RNA) in organic extraction techniques. Physical Form: liquid Color: colorless to slightly...

Perjodsäure 1%ig Technical information about the chemical reagents: Chemical formula: H₅IO₆ (ortho-Perjodsäure). CAS number: 10450-60-9 EC number: 231-962-1 Synonyms: Periiodsäure, orthoperiodische Säure Concentration: 1 % Form: aqueous solution Examples of professional applications in various fields: Histopathology and cytology: Used in staining methods (e.g. P.A.S.,...

Zinc sulfate monohydrate p.d.a. Chemical name: Zinc sulfate monohydrate Chemical formula: ZnSO₄ - H₂O CAS number: 7446-19-7 EC (EINECS) number: 231-793-3 Molar mass: 179.47 g/mol Technical data Form: solid (crystals) Color: white Odor: odorless pH value (5% solution, 20°C): 4.5-5.5 Melting point: approx. 100°C...

Cerium sulfate R-R 0.075 mol/l (standard solution) Technical information on chemical reagents: Trade name: Cerium sulfate R-R 0.075 mol/l Chemical composition: solution of cerium(IV) sulfate (Ce(SO₄)₂) in sulfuric acid Concentration: 0.075 mol/l CAS number (for cerium salt): 13812-64-5 EC number: 237-468-3 Physical form: liquid...

Sodium Pyrosulfate (Na2S2O7) Technical Information Chemical Formula: Na2S2O7 CAS Number: 13870-29-6 EC Number: 237-625-5 Synonyms: Disodium Disulfate English Name: Sodium Pyrosulfate Species/Purity: pure Molar Mass: 222.1 g/mol Professional Applications Sample Preparation (Material Analysis): Flux for melting mineral and oxide samples in the preparation of...

Technical information on chemical reagents: Reagent name: Perchloric acid solution 70%. Chemical names: Perchloric acid, chloric acid Quality: analytical quality Type: acids Molecular formula: HClO4 Molar mass: 100.46 g/mol Density: 1.68 g/ml EC number: 231-512-4 CAS number: 7601-90-3 Content: 70 Appearance/Form: colorless liquid Packaging:...

Technical information on chemical reagents: Chemical formula: (C2H5)2NH CAS number: 109-89-7 EC number: 203-716-3 Synonyms: Diethylamine Species: spectrally pure Molar mass: 73.14 g/mol Purity grade: 99% Density: 0.71 g/ml Type: Other Appearance: colorless liquid Packaging type: Brown glass bottle Examples of professional applications in...

Reagents for Aluminum and Its Alloys Technical Information on Chemical Reagents: Chemical Formula: Mixture of inorganic and organic substances CAS Number: not applicable (mixture) EC Number: not applicable Synonyms: Aluminum etching reagent, Al alloy etching reagent Type: Reagent Purity: not determined (mixture) Examples of...

Nital 3% Reagent Technical Information about Chemical Reagents: Composition: Solution of 3% nitric acid (HNO₃) in ethanol. CAS No.: 64-17-5 (Ethanol), 7697-37-2 (Nitric acid) EC No.: 200-578-6 (Ethanol), 231-714-2 (Nitric acid) Physical Form: liquid Color: colorless to pale yellow Odor: characteristic, irritating pH Value:...

Hydrochloric acid 30% ULTRA CLEAN Technical information about chemical reagents: Chemical formula: HCl CAS number: 7647-01-0 EC number: 231-595-7 Synonyms: Hydrochloric acid, Hydrochloric acid Species: Ultra-pure acid Content: 30.0 ± 0.5% Residue on ignition (SO₄): max. 0.002% Sulfates (SO₄): max. 0.0005 %. Sulfites (SO₃):...

Technical information on chemical reagents: Chemical formula: NaClO2 CAS number: 7758-19-2 EC number: 231-836-6 Synonyms: Sodium chlorite Type: Pure Purity: 7.5% Molar mass: 90.44 g/mol Density: 1.06 g/ml Appearance: pale yellow liquid Packaging: plastic packaging State of matter: liquid Examples of professional applications in...

Ethylene diamine CZDA Biolaboratorium Technical information about chemical reagents: Chemical formula: C₂H₄(NH₂)₂. CAS number: 107-15-3 EC number: 203-468-6 Synonyms: 1,2-Diaminoethane, EDA Type: CZDA Purity: min. 99.5% Net weight: 1000 ml Examples of professional applications in various industries: Chemical industry: Ethylene diamine is used as...

Technical information on chemical reagents: Chemical formula: C₆H₅OH CAS number: 108-95-2 EC number: 203-632-7 Synonyms: phenol, carbolic acid Genre: other Purity: ≥99% (analytical quality) Appearance: colorless crystals or white crystalline powder Molar mass: 94.11 g/mol Packaging: plastic container Shelf life: at least 24 months...

Potassium Polysulfide CZDA Technical Information Synonyms: Potassium Polysulfide Chemical Formula: K2Sx (x ≈ 4-6) Molecular Weight: varies depending on sulfur content CAS Number: 1312-73-8 EC Number: 215-199-3 Form: solid or solution Color: reddish-brown to yellowish-brown Odor: characteristic, sulfurous pH (10% solution, 20°C): alkaline Melting...

Potassium Polysulfide CZDA Technical Information Synonyms: Potassium Polysulfide Chemical Formula: K2Sx (x ≈ 4-6) Molecular Weight: varies depending on sulfur content CAS Number: 1312-73-8 EC Number: 215-199-3 Form: solid or solution Color: reddish-brown to yellowish-brown Odor: characteristic, sulfurous pH (10% solution, 20°C): alkaline Melting...

Analytical weights Sodium hydroxide 0.1 mol/l referenced to NIST CHEM-168109345 Technical information about chemical reagents: Chemical Formula: NaOH CAS Number: 1310-73-2 EC Number: 215-185-5 Synonyms: Caustic soda, Sodium hydroxide solution Type: Analytical Balance Certification: NIST Standard Reference Purity: ≥99% - analytical grade (for the...

Analytical Weight Sodium Hydroxide 0.05 mol/l Liquid CHEM-168109343 Technical Information about Chemical Reagents: Chemical Formula: NaOH CAS Number: 1310-73-2 EC Number: 215-185-5 Synonyms: Caustic Soda, Sodium Hydroxide Solution Species: Analytical Quality Purity: ≥99% - analytical quality (for the starting substance) Examples of Professional Applications...